Pith Number

pith:S3GREN3S

pith:2002:S3GREN3S5A4GDKU4FDSMK5F7FD

not attested not anchored not stored refs pending

Estimating Fixed Frame Galaxy Magnitudes in the SDSS

Daniel Eisenstein, David J. Schlegel, David W. Hogg, Istvan Csabai, James E. Gunn, J. Brinkmann, Mamoru Doi, Masataka Fukugita, Michael R. Blanton

arxiv:astro-ph/0205243 v2 · 2002-05-15 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3GREN3S5A4GDKU4FDSMK5F7FD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:30:01.027451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96cd123772e83861aa9c28e4c574bf28d48250a5f38ff471a0df058446573ac3

Aliases

arxiv: astro-ph/0205243 · arxiv_version: astro-ph/0205243v2 · doi: 10.48550/arxiv.astro-ph/0205243 · pith_short_12: S3GREN3S5A4G · pith_short_16: S3GREN3S5A4GDKU4 · pith_short_8: S3GREN3S

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/S3GREN3S5A4GDKU4FDSMK5F7FD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 96cd123772e83861aa9c28e4c574bf28d48250a5f38ff471a0df058446573ac3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25256e543245ec4f3a0a2b25dc697f64648e9616167aa80f0f59ed62f40ddfaf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-15T20:32:20Z",
    "title_canon_sha256": "23081b36df4a8db66e67bf0b5605b83b43c3a6c5b9f078e2e0b821d7832d616c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205243",
    "kind": "arxiv",
    "version": 2
  }
}